package com.styles.codingstyle.services;

import com.styles.codingstyle.dataobject.UserEntity;

/**
 * @author 陈建
 * @Package com.styles.codingstyle.services
 * @Description:
 * @date 2018/5/30 14:28
 */
public interface UserService {
    UserEntity findById(Long id);

    UserEntity add(UserEntity userEntity);

    void del(Long id);

    UserEntity findByUsername(String username);
}
